source: tmcsimulator-scriptbuilder/branches/ScriptBuilder4/src/scriptbuilder/gui/panels/TimelineTickPanel.java @ 6

package scriptbuilder.gui.panels;



import java.awt.Dimension;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.event.MouseEvent;

import javax.swing.JPanel;

import javax.swing.event.MouseInputAdapter;

import scriptbuilder.gui.ScriptBuilderFrame;

import scriptbuilder.gui.ScriptBuilderGuiConstants;

import scriptbuilder.gui.drawers.EventIconDrawer;

import scriptbuilder.structures.ScriptIncident;

import scriptbuilder.structures.SimulationScript;



/**

 *

 * @author Greg Eddington <geddingt@calpoly.edu>

 */

public class TimelineTickPanel extends JPanel

{

    private int longestLength = ScriptBuilderGuiConstants.TICK_TIMELINE_SMALLEST_LENGTH;

    private int x, y;

    private boolean focused = false;



    public void setZoom(float zoom)

    {

        repaint();

    }



    public class TimelineTickMouseListener extends MouseInputAdapter

    {

        @Override

        public void mouseEntered(MouseEvent e)

        {

            focused = true;

        }



        @Override

        public void mouseExited(MouseEvent e)

        {

            focused = false;

            repaint();

        }



        @Override

        public void mouseMoved(MouseEvent e)

        {

            x = e.getX();

            y = e.getY();



            repaint();

        }

    }



    public TimelineTickPanel()

    {

        super();



        TimelineTickMouseListener mouseListener =

                new TimelineTickMouseListener();

        addMouseMotionListener(mouseListener);

        addMouseListener(mouseListener);

    }



    public void update(SimulationScript script)

    {

        longestLength = ScriptBuilderGuiConstants.TICK_TIMELINE_SMALLEST_LENGTH;



        // Get the stats on the incidents

        int height = ScriptBuilderGuiConstants.TICK_TOP_MARGIN * 4;

        for (ScriptIncident incident : script.incidents)

        {

            if (incident != null)

            {

                height += incident.collapsed ?

                          ScriptBuilderGuiConstants.TIMELINE_OPENED_HEIGHT  :

                          ScriptBuilderGuiConstants.TIMELINE_OPENED_HEIGHT;

                if (incident.length > longestLength)

                    longestLength = incident.length;

            }

        }



        Dimension newSize = new Dimension(longestLength /

                ScriptBuilderGuiConstants.HORIZONTAL_TICK_RESOLUTION *

                ScriptBuilderGuiConstants.PIXEL_WIDTH_PER_HORIZONTAL_TICK +

                ScriptBuilderGuiConstants.TICK_TIMELINE_LEFT_MARGIN + 50,

                height);

        this.setPreferredSize(newSize);

        this.setSize(newSize);



        this.invalidate();

    }



    @Override

    public void paint(Graphics g)

    {

        super.paint(g);



        Graphics2D g2d = (Graphics2D)g;



        // Draw the horizontal line

        g2d.setFont(ScriptBuilderGuiConstants.TIMELINE_TICK_TIME_FONT);

        g2d.setColor(ScriptBuilderGuiConstants.TIMELINE_TICK_COLOR);

        g2d.fillRect(0, ScriptBuilderGuiConstants.TICK_TIMELINE_TOP_MARGIN,

                longestLength, ScriptBuilderGuiConstants.TICK_TIMELINE_HEIGHT);



        // Draw the ticks

        int longestLengthPlusMargin = longestLength /

                ScriptBuilderGuiConstants.HORIZONTAL_TICK_RESOLUTION *

                ScriptBuilderGuiConstants.PIXEL_WIDTH_PER_HORIZONTAL_TICK +

                ScriptBuilderGuiConstants.TICK_TIMELINE_LEFT_MARGIN;



        // Minutes

        g2d.setColor(ScriptBuilderGuiConstants.MINOR_TICK_COLOR);

        int seconds = 0;

        for (int i = ScriptBuilderGuiConstants.TICK_TIMELINE_LEFT_MARGIN;

             i <= longestLengthPlusMargin;

             i += ScriptBuilderGuiConstants.PIXEL_WIDTH_PER_HORIZONTAL_TICK,

             seconds += ScriptBuilderGuiConstants.HORIZONTAL_TICK_RESOLUTION)

        {

            g2d.drawLine(i, ScriptBuilderGuiConstants.TICK_TOP_MARGIN,

                         i, ScriptBuilderGuiConstants.TICK_HEIGHT);

        }



        // Major Ticks

        g2d.setColor(ScriptBuilderGuiConstants.TIMELINE_TICK_COLOR);

        seconds = 0;

        for (int i = ScriptBuilderGuiConstants.TICK_TIMELINE_LEFT_MARGIN;

             i <= longestLengthPlusMargin;

             i += ScriptBuilderGuiConstants.PIXEL_WIDTH_PER_HORIZONTAL_TICK *

                  ScriptBuilderGuiConstants.TICKS_PER_MAJOR_TICK,

             seconds += ScriptBuilderGuiConstants.HORIZONTAL_TICK_RESOLUTION *

                        ScriptBuilderGuiConstants.TICKS_PER_MAJOR_TICK)

        {

            g2d.drawLine(i, ScriptBuilderGuiConstants.TICK_TOP_MARGIN,

                         i, ScriptBuilderGuiConstants.TICK_HEIGHT);



        }



        paintChildren(g);



        if (focused &&

            ((ScriptBuilderFrame)this.getTopLevelAncestor()).currentEventType != null)

                EventIconDrawer.DrawEventIcon(g2d,

                    ((ScriptBuilderFrame)this.getTopLevelAncestor()).currentEventType,

                    x+5, y+10);

    }

}